#include <stdio.h>
int main()
{
    double x1, y1, x2, y2, x, y;
    scanf("%lf %lf %lf %lf", &x1, &y1, &x2, &y2);
    x = x1 + x2;
    y = y1 + y2;
    if (x > -0.05 && x < 0)
        x = 0;
    if (y > -0.05 && y < 0)
        y = 0;
    printf("(%.1lf, %.1lf)", x, y);

    return 0;
}